/*
 * Copyright 2016 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package org.drools.workbench.models.guided.dtable.shared.validation;

import org.drools.workbench.models.guided.dtable.shared.hitpolicy.DTableValidationException;

public class DuplicateAttributeException
        extends DTableValidationException {

    private final String attribute;


    public DuplicateAttributeException( final String attribute ) {
        super( "A decision table can only have each attribute once, found " + attribute + " twice." );

        this.attribute = attribute;
    }

    private DuplicateAttributeException() {
        this.attribute = null;
    }

    public String getAttribute() {
        return attribute;
    }

}
